Home / 106,306.86-159,479.91-43,982.22

Finding the Fourth Proportional to 106,306.86, 159,479.91 and 43,982.22

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Solution

The fourth proportional to 106,306.86, 159,479.91 and 43,982.22 is: 65,981.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,306.86 : 159,479.91 = 43,982.22 : x
  2. Step 2: Convert to fraction form
    106,306.86/159,479.91 = 43,982.22/x
  3. Step 3: Cross multiply
    106,306.86x = 159,479.91 × 43,982.22
  4. Step 4: Simplify right side
    106,306.86x = 7,014,280,487.20
  5. Step 5: Solve for x
    x = 7,014,280,487.20/106,306.86
  6. Step 6: Final answer
    x = 65,981.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.